Welding machine



The file of this patent application contains at least one drawings/photograph executed in color. Copies of this patent with color drawing(s)/photograph(s) will be provided by the Patent and Trademark Office upon request and payment of the necessary fee.

FIG. 1 is a front perspective view of the welding machine showing our design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a front elevational view thereof;

FIG. 6 is a right side elevational view thereof; and,

FIG. 7 is a left side elevational view thereof.

The green, blue, black and red colors shown in the drawings form part of the design. 

CLAIM The ornamental design for a welding machine, as shown and described. 